doneit-web/src/app/services/chat.service.ts

import { HttpHeaders } from '@angular/common/http';
import { Injectable } from '@angular/core';
import { Observable } from "rxjs"
import { AuthService } from './auth.service';
import { HttpService } from './http.service';
import { StorageService } from './storage.service';
import { HttpClient, HttpHeaderResponse } from '@angular/common/http';
import { environment } from 'src/environments/environment';
import { Storage } from '@ionic/storage';

@Injectable({
  providedIn: 'root'
})
export class ChatService {
  headers: HttpHeaders;
  options:any;
  

  constructor(
    private http:HttpClient,
    private httpService: HttpService,
    private authService: AuthService,
    private storage: Storage,
    private storageService:StorageService,) {
      this.headers = new HttpHeaders();

      this.storage.get('user').then((val) => {
        console.log(JSON.parse(unescape(atob(val))).data.userId);
        let user = JSON.parse(unescape(atob(val))).data;

        this.headers = this.headers.set('Access-Control-Allow-Origin', 'http://localhost:8100');
        this.headers = this.headers.set('Access-Control-Allow-Credentials', 'true');
        this.headers = this.headers.set('Access-Control-Allow-Headers', 'Access-Control-Allow-Origin, Access-Control-Allow-Credentials, Access-Control-Allow-Headers, x-requested-with, Content-Type, X-Auth-Token, X-User-Id, origin, authorization, accept, client-security-token');
        this.headers = this.headers.set('X-User-Id', user.userId);
        this.headers = this.headers.set('X-Auth-Token', user.authToken);
      });

      /* this.authService.userData$.subscribe((res:any)=>{
        this.headers = this.headers.set('X-User-Id', res.userId);
        this.headers = this.headers.set('X-Auth-Token', res.authToken);
      }); */
      this.options = {
        headers: this.headers,
      };
    }

    getAllUsers(){
      console.log(this.headers); 
      return this.http.get(environment.apiChatUrl+'users.list', this.options);
    }
    getAllConnectedUsers(){
      return this.http.get(environment.apiChatUrl+'users.presence', this.options);
    }
    getAllPrivateGroups(){
      return this.http.get(environment.apiChatUrl+'groups.list', this.options);
    }
}